package com.atguigu.gulimall.gateway.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.reactive.CorsConfigurationSource;
import org.springframework.web.cors.reactive.CorsWebFilter;
import org.springframework.web.cors.reactive.UrlBasedCorsConfigurationSource;
import org.springframework.web.server.ServerWebExchange;

/**
 * 跨域配置
 * @author WindFire
 * @create 2021-06-26 下午 17:04
 */
@Configuration
public class GulimallCorsConfiguration {

    @Bean
    public CorsWebFilter corsWebFilter(){

        UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();

        //跨域的配置
        CorsConfiguration corsConfiguration = new CorsConfiguration();

        //1.配置跨域
        corsConfiguration.addAllowedHeader("*"); //允许哪些头可以跨域
        corsConfiguration.addAllowedMethod("*"); //允许哪些请求方式可以跨域
        corsConfiguration.addAllowedOrigin("*"); //允许哪些请求来源可以跨域
        corsConfiguration.setAllowCredentials(true); //允许携带cookie跨域

        //注册跨域配置
        source.registerCorsConfiguration("/**",corsConfiguration);

        return new CorsWebFilter(source);
    }
}
